Hi Pavel, Thank you for the patch. Looking for DT bindings I can find the following Documentation/devicetree/bindings/mfd/ti-lmu.txt, which for LED bindings redirects to: "[2] ../leds/leds-lm3633.txt", but it is not present in the mainline. Best regards, Jacek Anaszewski On 08/30/2018 10:22 AM, Pavel Machek wrote: > > This adds backlight support for the following TI LMU > chips: LM3532, LM3631, LM3632, LM3633, LM3695 and LM3697. > > It controls LEDs on Droid 4 > smartphone, including keyboard and screen backlights. > > Signed-off-by: Milo Kim <milo.kim@xxxxxx> > [add LED subsystem support for keyboard backlight and rework DT > binding according to Rob Herrings feedback] > Signed-off-by: Sebastian Reichel <sebastian.reichel@xxxxxxxxxxxxxxx> > [remove backlight subsystem support for now] > Signed-off-by: Pavel Machek <pavel@xxxxxx> [...]